'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')

function resolve(dir) {
  return path.join(__dirname, dir)
}

const name = defaultSettings.title || 'datacenter-ui' // page title

// If your port is set to 80,
// use administrator privileges to execute the command line.
// For example, Mac: sudo npm run
// You can change the port by the following methods:
// port = 9528 npm run dev OR npm run dev --port = 9528
const port = process.env.port || process.env.npm_config_port || 9528 // dev port

// 1.引入webpack的 BundleAnalyzerPlugin 插件
const { BundleAnalyzerPlugin } = require('webpack-bundle-analyzer')
const bundleAnalyzerPlugin = new BundleAnalyzerPlugin()
// const CopyWebpackPlugin = require('copy-webpack-plugin')
const webpack = require('webpack')
// const { CleanWebpackPlugin } = require('clean-webpack-plugin')
const ignorePatterns = [
  // { model: 'basic', resource: /views\/basic/ },
  { model: 'integration', resource: /views\/integration/ },
  { model: 'metadata', resource: /views\/metadata/ },
  { model: 'standard', resource: /views\/standard/ },
  { model: 'quality', resource: /views\/quality/ },
  { model: 'masterdata', resource: /views\/masterdata/ },
  { model: 'market', resource: /views\/market/ },
  { model: 'visual', resource: /views\/visual/ },
  { model: 'workflow', resource: /views\/workflow/ }
]
const ignorePath = process.env.VUE_APP_MODEL || ''
// 生成 IgnorePlugin 实例的数组
const filterIgnore = ignorePath ? ignorePatterns.filter(el => !ignorePath.includes(el.model)) : []
const ignorePlugins = filterIgnore.map(pattern => {
  return new webpack.IgnorePlugin({
    resourceRegExp: pattern.resource,
    contextRegExp: /src/
  })
})
// All configuration item explanations can be find in https://cli.vuejs.org/config/
module.exports = {
  /**
   * You will need to set publicPath if you plan to deploy your site under a sub path,
   * for example GitHub Pages. If you plan to deploy your site to https://foo.github.io/bar/,
   * then publicPath should be set to "/bar/".
   * In most cases please use '/' !!!
   * Detail: https://cli.vuejs.org/config/#publicpath
   */
  publicPath: '/',
  outputDir: 'dist',
  assetsDir: 'static',
  lintOnSave: process.env.NODE_ENV === 'development',
  productionSourceMap: false,
  devServer: {
    port: port,
    open: false,
    disableHostCheck: true,
    overlay: {
      warnings: false,
      errors: true
    },
    proxy: {
      // change xxx-api/login => /login
      [process.env.VUE_APP_BASE_API]: {
        // target: `http://localhost:18000/`,
        target: `http://192.168.60.73:18000/`,
        changeOrigin: true,
        pathRewrite: {
          ['^' + process.env.VUE_APP_BASE_API]: ''
        }
      }
    }
  },
  configureWebpack: {
    // provide the app's title in webpack's name field, so that
    // it can be accessed in index.html to inject the correct title.
    name: name,
    resolve: {
      alias: {
        '@': resolve('src')
      }
    },
    // module: {
    //   rules: [
    //     {
    //       test: /\.vue$/,
    //       use: {
    //         loader: 'vue-loader'
    //       },
    //       exclude: /src\/views\/standard/
    //     }
    //   ]
    // },
    plugins: [
      bundleAnalyzerPlugin, // 2.注册BundleAnalyzerPlugin插件
      // 排除特定文件夹
      // new webpack.IgnorePlugin({
      //   resourceRegExp: /views\/standard/,
      //   contextRegExp: /src/
      // })
      ...ignorePlugins
      // new webpack.IgnorePlugin({
      //   resourceRegExp: new RegExp(process.env.VUE_APP_IGNORE_PATH),
      //   contextRegExp: /src/
      // })
      // new CleanWebpackPlugin({
      //   cleanOnceBeforeBuildPatterns: ['**/standard']
      // })

      // new CopyWebpackPlugin({
      //   patterns: [
      //     {
      //       from: 'views',
      //       globOptions: {
      //         ignore: [
      //           // 排除views目录下的某个特定文件夹
      //           '**/standard/**'
      //         ]
      //       }
      //     }
      //   ]
      // })
    ]
  },
  chainWebpack(config) {
    // it can improve the speed of the first screen, it is recommended to turn on preload
    config.plugin('preload').tap(() => [
      {
        rel: 'preload',
        // to ignore runtime.js
        // https://github.com/vuejs/vue-cli/blob/dev/packages/@vue/cli-service/lib/config/app.js#L171
        fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/],
        include: 'initial'
      }
    ])

    // when there are many pages, it will cause too many meaningless requests
    config.plugins.delete('prefetch')

    // set svg-sprite-loader
    config.module
      .rule('svg')
      .exclude.add(resolve('src/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/icons'))
      .end()
      .use('svg-sprite-loader')
      .loader('svg-sprite-loader')
      .options({
        symbolId: 'icon-[name]'
      })
      .end()
    config
      .when(process.env.NODE_ENV !== 'development',
        config => {
          config
            .plugin('ScriptExtHtmlWebpackPlugin')
            .after('html')
            .use('script-ext-html-webpack-plugin', [{
            // `runtime` must same as runtimeChunk name. default is `runtime`
              inline: /runtime\..*\.js$/
            }])
            .end()
          config
            .optimization.splitChunks({
              chunks: 'all',
              cacheGroups: {
                libs: {
                  name: 'chunk-libs',
                  test: /[\\/]node_modules[\\/]/,
                  priority: 10,
                  chunks: 'initial' // only package third parties that are initially dependent
                },
                elementUI: {
                  name: 'chunk-elementUI', // split elementUI into a single package
                  priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
                  test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
                },
                commons: {
                  name: 'chunk-commons',
                  test: resolve('src/components'), // can customize your rules
                  minChunks: 3, //  minimum common number
                  priority: 5,
                  reuseExistingChunk: true
                }
              }
            })
          // https:// webpack.js.org/configuration/optimization/#optimizationruntimechunk
          config.optimization.runtimeChunk('single')
        }
      )
    // config.plugin('ignore-views-folders')
    //   .use(webpack.IgnorePlugin, [{
    //     resourceRegExp: /\.\/views\/standard\//, // 正则表达式，匹配要排除的文件夹
    //     contextRegExp: /src$/ // 通常这里会使用一个不会匹配任何东西的正则，因为context通常不是我们要关心的
    //   }])
    // config.module
    //   .rule('vue')
    //   .exclude
    //   .add(/views\/standard/)
  }
}
